Home / 56,620.80-78,055.68-37,751.04

Finding the Fourth Proportional to 56,620.80, 78,055.68 and 37,751.04

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Solution

The fourth proportional to 56,620.80, 78,055.68 and 37,751.04 is: 52,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,620.80 : 78,055.68 = 37,751.04 : x
  2. Step 2: Convert to fraction form
    56,620.80/78,055.68 = 37,751.04/x
  3. Step 3: Cross multiply
    56,620.80x = 78,055.68 × 37,751.04
  4. Step 4: Simplify right side
    56,620.80x = 2,946,683,097.91
  5. Step 5: Solve for x
    x = 2,946,683,097.91/56,620.80
  6. Step 6: Final answer
    x = 52,042.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.